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Mathematics 16 Online
Phantomdex:

Which statement is not used to prove that ΔABC is similar to ΔADE? triangles ABC and ADE in which point E is between points A and C on segment AC and point D is between points A and B on segment AB, angle A is a right angle AC is a transversal line passing ED and CB. Angle A is congruent to itself, due to the reflexive property. Segments ED and CB are parallel. The sum of angles A and B are supplementary to angle C.

Phantomdex:

1 attachment
Phantomdex:

Ba dum

Phantomdex:

Anyone here?

MidniteSunny:

rlly b makin me feel like am retaking mah midterms, mah brain ish fried anyways tho so time to do process of elimination

carmelle:

Start by doing the process of elimination... which one of the options prove that ΔABC is similar to ΔADE Start with A, is AC a transversal line?

Phantomdex:

I think so

Phantomdex:

Wait

Phantomdex:

Alright never mind I think it should be

Phantomdex:

Since they both pass through two lines right?

carmelle:

Correct. Remember,a transversal is `a line that intersects two other lines.`

carmelle:

Next B, is angle A congruent to its self?

Phantomdex:

No, i don't think A is congruent to itself

carmelle:

how so?

Phantomdex:

Well It doesn't look identical

carmelle:

what do you mean by that? it stayed in the same place?

Phantomdex:

Oh, so then it would be congruent

carmelle:

Correct, if its congruent, then it can prove ΔABC is similar to ΔADE and so choice B is eliminated

carmelle:

out of the two choices left, which one does not prove similarity?

Phantomdex:

I think the answer might be C

carmelle:

are the two segments parallel ?

Phantomdex:

They seem to be

carmelle:

then C would be eliminated, which leaves us with...?

Phantomdex:

Oh, so then the answer would be d

carmelle:

correct

Phantomdex:

Thank you

carmelle:

you're welcome!! :D

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